MACHINE FOR BELT GRINDING OF INNER SURFACE OF APPARATUSES Russian patent published in 2003 - IPC

FIELD: finishing inner surfaces of apparatuses in chemical, fermenting and so on branches of industry. SUBSTANCE: belt-transport mechanism of abrasive tool is jointly mounted on feeding mechanism in the form of rod. Unit for rotating worked portion of apparatus is in the form of backup driven and non-driven rollers and axial bearing unit. Rollers are mounted on traverse bar with possibility of bringing them together and drawing them apart. EFFECT: enhanced efficiency, improved quality of ground surface. 2 cl, 9 dwg